<!-- 登录组件 -->
<template>
<!-- 登录组件区域 -->
    <div class="login_content">
    <!-- 登录盒子 -->
        <div class="login_box">
        <!-- 头像 -->
            <div class="avatar_box">
                <img src="../assets/logo.png" alt="">
            </div>
            <!-- 登录表单区域 -->
            <el-form ref="loginForm" :model="loginform" :rules="formRule" label-width="0px" class="login_form">
                <!-- 用户名 -->
                <el-form-item prop="username">
                    <el-input v-model="loginform.username" prefix-icon="iconfont icon-user"></el-input>
                </el-form-item>
                <!-- 密码 -->
            <el-form-item prop="password">
                <el-input v-model="loginform.password" prefix-icon="iconfont icon-3702mima" type="password"></el-input>
            </el-form-item>
            <!-- 按钮 -->
             <el-form-item class="button">
                <el-button type="primary" @clik="login">登录</el-button>
                <el-button type="info" @click="restForm">重置</el-button>
            </el-form-item>
        </el-form>
        </div>
    </div>
</template>
<script>
    export default{
        data(){
            return{
                //登录表单绑定的数据对象
                loginform:{
                    username:'',
                    password:''
                },
                //表单验证规则
                formRule:{
                    //验证用户名是否合法
                    username: [
                        { required: true, message: '请输入用户名', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                    ],
                    //验证密码是否合法
                    password: [
                        { required: true, message: '请输入密码', trigger: 'blur' },
                        { min: 3, max: 10, message: '长度在 3 到 10 个字符', trigger: 'blur' }
                    ]
                }
            }
        },
        methods:{
            //点击重置按钮，重置表单数据
            restForm(){
                //console.log(this);
                this.$refs.loginForm.resetFields();
            },
            login(){
                //登录前表单预验证
                this.$refs.loginForm.validateField(valid=>{
                    //console.log(valid);
                    //如果验证错误，返回
                    if(!valid) return;
                    //如果验证正确发送请求
                })
            }
        }
    }
</script>
<style>
    .login_content{
        background-color: #2b5b6b;
        height: 100%;
    }
    .login_box {
    width: 450px;
    height: 300px;
    background-color: #fff;
    border-radius: 5px;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}

.avatar_box {
    height: 130px;
    width: 130px;
    border: 1px solid #eee;
    border-radius: 50%;
    padding: 10px;
    position: absolute;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    box-shadow: 0 0 10px #ddd;
}

.avatar_box img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    background-color: #fff;
}
    .login_form{
    position: absolute;
    bottom: 0;
    width: 100%;
    padding: 0 20px;
    box-sizing: border-box;
    }
    .button{
        /*弹性盒模型*/
        display: flex;
        justify-content: flex-end;
    }
</style>